HVAC contractors in Washington
868 active hvac contractors are registered with Washington L&I. 1,598 registrations are on record in all, including expired and other statuses.
190 of the active hvac contractors registered in Washington are based in other states.
All 1,598 registrations on record
Businesses by registered name and license number. Show only the 868 active registrations.
Spokane, WA · License KOALAMS837QT · First registered 2017
- KOMBI'S HEATING & COOLINGRE-LICENSED
Vancouver, WA · License KOMBIHC765MQ · First registered 2024
- KOOL-TECH HAC INCEXPIRED
Vancouver, WA · License KOOLTHI867CR · First registered 2014
- KUHLMAN INCEXPIRED
Menomonee Falls, WI · License KUHLMI*846JJ · First registered 2016
- KURIOS REPAIREXPIRED
Kennewick, WA · License KURIOR*788OB · First registered 2022
- Kool Temp LLCSUSPENDED
Naches, WA · License KOOLTTL814BT · First registered 2019
- LAKESIDE HEATING & A/CRE-LICENSED
Coeur D Alene, ID · License LAKESHC766O5 · First registered 2024
- LARGERWEY MECHANICAL LLCINACTIVE
Ferndale, WA · License LARGEML799RH · First registered 2021
- LASH HEATING & COOLINGEXPIRED
Dayton, WA · License LASHHHC796DZ · First registered 2021
- LENNOX AES HOLDINGS LLCSUSPENDED
Tallassee, AL · License LENNOAH768OM · First registered 2025
Lynnwood, WA · License LESTERS868CS · First registered 2014
- LEWIS COMFORT COMPANYEXPIRED
Marysville, WA · License LEWISCC822JQ · First registered 2018
Everett, WA · License LEWISHC794MF · First registered 2021
- LGL HEATING & AIREXPIRED
Coeur D Alene, ID · License LGLHEHA769LO · First registered 2024
- LILAC CITY HEATING/COOLING LLCSUSPENDED
Spokane, WA · License LILACCH759J8 · First registered 2025
- LUCID REFRIGERATION LLCEXPIRED
Sequim, WA · License LUCIDRL805P9 · First registered 2020
- LUCKY SEVYNS HEATING & COOLINGRE-LICENSED
Medical Lake, WA · License LUCKYSH760RO · First registered 2024
- LUCYS GAS CO LLCRE-LICENSED
Spanaway, WA · License LUCYSGC775B5 · First registered 2023
- LUXAIREXPIRED
Vancouver, WA · License LUXAI**831MO · First registered 2017
- LYNN SERVICES INCRE-LICENSED
Hayden, ID · License LYNNSSI892NB · First registered 2011
- LYONS HEATING & AIR LLCEXPIRED
Tacoma, WA · License LYONSHA944JJ · First registered 2006
Des Moines, WA · License LEONEHC864K1 · First registered 2014
- M P PLUMBING COEXPIRED
Clackamas, OR · License MPPLUC*096R3 · First registered 1991
- M R MECHANICAL INCORPORATEDSUSPENDED
Portland, OR · License MRMECRM817N3 · First registered 2019
- M&M REFRIGERATIONEXPIRED
Sandy, OR · License MMREFR*805RA · First registered 2020
- M3 HVAC, INCSUSPENDED
Anaheim, CA · License M3HVAHI79147 · First registered 2021
- MAC AIR NORTHWEST LLCEXPIRED
Bremerton, WA · License MACAIAN849QC · First registered 2016
- MACDONALD REFRIGERATIONOUT OF BUSINESS
Edmonds, WA · License MACDOR*023OQ · First registered 1998
- MAGIC-CLEAN LLCEXPIRED
Lake Tapps, WA · License MAGICL*816NN · First registered 2019
- MAKS COMFORT CONTROL INCEXPIRED
Walla Walla, WA · License MAKSCCC835N9 · First registered 2017
- MAMA BEAR HEATING & AIR LLCSUSPENDED
Spokane, WA · License MAMABBH752BS · First registered 2025
- MAMMOTH MECHANICALSUSPENDED
Portland, OR · License MAMMOM*770OA · First registered 2023
- MANFORT HEATING & A/CEXPIRED
Portland, OR · License MANFOHC874D6 · First registered 2013
- MANZHURA PLUMBING INCEXPIRED
Vancouver, WA · License MANZHPI894N9 · First registered 2011
- MATRIX ENTERPRISESOUT OF BUSINESS
Everett, WA · License MATRIE*870BS · First registered 2013
- MAYS GAS PIPING LLCRE-LICENSED
Enumclaw, WA · License MAYSGGP786C2 · First registered 2022
- MCDOWELL & SON HEATING & A/CRE-LICENSED
Hood River, OR · License MCDOWSH015KP · First registered 1999
- MCNEIL INDUSTRIAL INCRE-LICENSED
Omaha, NE · License MCNEIII824DM · First registered 2018
- MECHANICAL AIR LLCRE-LICENSED
Marysville, WA · License MECHAAL896O2 · First registered 2011
Ogden, UT · License MECHADL845CQ · First registered 2016
- MECHANICAL GRESHAM LLCEXPIRED
Gresham, OR · License MECHAGL798ML · First registered 2021
Gold Bar, WA · License MECHAEP8688E · First registered 2014
- MECHILL MECHANICAL LLCEXPIRED
Aberdeen, WA · License MECHIML801MZ · First registered 2020
- MECHPRO INCEXPIRED
Auburn, WA · License MECHPI*867MG · First registered 2014
- MEEDER EQUIPMENT COMPANYEXPIRED
Fresno, CA · License MEEDEEC296CR · First registered 1971
- METRO RS LLCEXPIRED
Federal Way, WA · License METRORL778ON · First registered 2023
Hood River, OR · License MIDCOMI924M8 · First registered 2008
- MIKE'S HEATINGRE-LICENSED
Burley, WA · License MIKESH*088PB · First registered 1992
- MILLENNIUM HVAC INCEXPIRED
Las Vegas, NV · License MILLEHI950BE · First registered 2005
- MILLER AIR SYSTEMS LLCEXPIRED
Deer Park, WA · License MILLEAS777RA · First registered 2023